http://bikalicollege.digitallibrary.co.in/handle/123456789/653 2023 Question Papers Available here Thu, 07 Aug 2025 14:22:11 GMT 2025-08-07T14:22:11Z http://bikalicollege.digitallibrary.co.in/handle/123456789/670 Title: Environmental Science 1st Semester 2023 Authors: University, Gauhati Thu, 16 May 2024 00:00:00 GMT http://bikalicollege.digitallibrary.co.in/handle/123456789/670 2024-05-16T00:00:00Z http://bikalicollege.digitallibrary.co.in/handle/123456789/654 Title: Environmental Studies 2nd Semester (CBCS)- 2023 Authors: University, Gauhati Wed, 22 Nov 2023 00:00:00 GMT http://bikalicollege.digitallibrary.co.in/handle/123456789/654 2023-11-22T00:00:00Z